JLG 680S, Service And Maintenance Manual

Page: 334 / 530

SECTION 4 - BOOM & PLATFORM
4-70 3121234
4.14 SKYGUARD
Operation
Skyguard is used to provide enhanced control panel protection.
When the SkyGuard sensor is activated, functions that were in
use at the time of actuation will reverse or cutout.
Functional Test
IF SKYGUARD SYSTEM IS INSTALLED ON MACHINE &
“SKYGUARD” IS SELECTED IN MACHINE SET UP.
In Platform Mode:
1. In an area free of obstructions, from the platform con-
trols test the SkyGuard feature by operating the tele-
scope out functions and engaging (and holding) the
SkyGuard sensor. Telescope function will be stopped
and telescope in function will be activated for a short
duration. Soft touch indicator light will flash at 3HZ,
horn will be turned on, until the SkyGuard sensor and
footswitch is disengaged.
2. With SkyGuard sensor engaged, press and hold the
yellow “Override Soft Touch” button and then operate a
function switch or joystick to check if the operation can
be resumed.
3. Disengage the SkyGuard sensor, release controls, recycle
the foot switch, make sure normal operation available.
In Ground Mode:
Operation will be allowed regardless of SkyGuard sensor activa-
tion.
IF SKYGUARD SYSTEM IS INSTALLED ON MACHINE &
“BOTH” IS SELECTED.
In Platform Mode:
NOTE: Machine will treat Soft Touch/SkyGuard override switch as
if it is a Soft Touch and SkyGuard switch.
1. In an area free of obstructions, from platform controls
test the SkyGuard feature by operating the telescopic
out functions and engaging the SkyGuard sensor, tele-
scopic out function will be stopped, soft touch indicator
light will flash at 3HZ, the horn will be turned on until
the SkyGuard sensor and footswitch is disengaged.
2. With SkyGuard sensor engaged, press and hold the yel-
low “Override Soft Touch” button and then operate a
function switch or joystick to check if the operation can
be resumed.
3. Disengage the SkyGuard sensor, release controls, recycle
the foot switch, make sure normal operation is available.
In Ground Mode:
Operation will be allowed regardless of SkyGuard switch activa-
tion.
IF SKYGUARD SYSTEM IS INSTALLED ON MACHINE &
“SOFT TOUCH” IS SELECTED.
Machine will treat the Soft Touch/SkyGuard override switch as if
it is a Soft Touch switch.
IF SKYGUARD SYSTEM IS INSTALLED ON MACHINE &
“NONE” IS SELECTED.
Skyguard sensor status will be ignored. No function cutout or
reversal will be implemented.
Figure 4-26. Skyguard